CN211486850U

CN211486850U - Elastic separation device

Info

Publication number: CN211486850U
Application number: CN201922318651.6U
Authority: CN
Inventors: 王志强; 李子硕; 陈鸿
Original assignee: Wisdom Energy Technology Co Ltd
Current assignee: Wisdom Energy Technology Co Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-15
Anticipated expiration: 2029-12-20

Abstract

The application provides an elastic separation device which is used for separating gas, liquid and solid in a gas-liquid-solid mixed medium, the elastic separation device comprises a cylinder body, a mixed medium inlet for inputting the gas-liquid-solid mixed medium is arranged on the cylinder body, an exhaust port for discharging the separated gas, a liquid discharge port for discharging the separated liquid, and a solid discharge port for discharging the separated solid, the cylinder body comprises a collecting part and a separating part connected with one end of the collecting part, a collecting cavity is formed in the collecting part, a separation cavity is formed in the separation part, the separation cavity is communicated with the collection cavity, the diameter of the separation cavity is smaller than that of the collection cavity, the mixed medium inlet and the exhaust port are arranged on the separation part, the liquid outlet and the solid discharge port are arranged on the collection part, the elastic separation device comprises a flow guide blunt body which is arranged in the separation part.

Description

Elastic separation device

Technical Field

The utility model relates to a gas-liquid-solid separation device, in particular to elastic separation device with liquid seal collection and particle back-blocking functions.

Background

The settling three-phase separator used in the market can achieve the function of separating gas, liquid and solid, but the settling separator needs a settling process before separation action and cannot achieve instant separation. The sedimentation type separator has the advantages of complex internal structure, large floor area, high manufacturing cost, serious wall surface scouring, lower maintainability, very troublesome maintenance, small treatment capacity, limited separation efficiency and inapplicability to working conditions of larger flow and larger particles. Therefore, how to solve the above problems is one of the research directions of the present invention.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides an elastic separation device with liquid seal collection and particle blocking functions.

In one embodiment, the elastic separation device is placed in a vertical direction, the mixed medium inlet and the exhaust port are respectively arranged on two opposite side walls of the separation part, the flow guiding blunt body is obliquely arranged in the separation part, the flow guiding blunt body has a hitting surface and a flow guiding surface, the mixed medium inlet faces the hitting surface, so that the gas-liquid-solid mixed medium sprayed out from the mixed medium inlet collides with the hitting surface to perform elastic separation, the separated liquid-solid fluid is bounced to the collection cavity by the flow guiding blunt body, and the exhaust port faces the flow guiding surface, so that the separated gas is guided to the exhaust port by the flow guiding surface.

In one embodiment, the flow-guiding bluff body has opposite first and second ends, the first end being located on a side close to the mixed medium inlet, and the second end being located on a side close to the exhaust port.

In one embodiment, the first end is connected to an inner sidewall on a side of the mixed media inlet, and the first end is located above the mixed media inlet, the second end is connected to an inner sidewall on a side of the exhaust port, and the second end is located below the exhaust port.

In one embodiment, the flow guiding blunt body is connected with a connecting arm, and the connecting arm is connected to the bottom of an end cap covering the top end of the separating part.

In an embodiment, the flow guiding blunt body is a columnar structure with a cross section in a heart shape, the side surface of the flow guiding blunt body is provided with an inner concave surface extending along the circumferential direction and an outer side surface extending from two side edges of the inner concave surface along the circumferential direction, the inner concave surface forms the striking surface, and the outer side surface forms the flow guiding surface.

In an embodiment, the flow guiding blunt body is a columnar structure with a square cross section, one side surface of the flow guiding blunt body forms the striking surface, and the flow guiding blunt body and the opposite side surface adjacent to the side surface forming the striking surface form the flow guiding surface.

In an embodiment, the flow guiding blunt body is a columnar structure with a cross section in a water drop shape or a crescent shape, the flow guiding blunt body has an inner arc surface which is concave and an outer arc surface which is convex, the inner arc surface is the striking surface, and the outer arc surface is the flow guiding surface.

In an embodiment, the flow guiding blunt body has a cylindrical structure with a V-shaped cross section, and has an inner concave side, an outer convex side, and two opposite sides connected between the inner side and the outer side, wherein the inner side is the striking surface, and the outer side and the two opposite sides form the flow guiding surface.

In one embodiment, the separation part is disposed at a top center position of the collection part.

In conclusion, this application provides an elastic separation device, compares traditional subside formula separator, is showing and has reduced equipment size, and can handle great handling capacity operating mode, great particulate matter operating mode immediately, is a separator to great particulate matter inclusion liquid and gas separation. This elastic separation device falls into two parts of collection portion and separation portion with the barrel, collects the chamber diameter and is greater than the separation chamber diameter, sets up the blunt body of water conservancy diversion in the separation portion, and the gas-liquid solid mixed medium striking face of the blunt body of water conservancy diversion that high-speed injection comes in, and gas flows to the gas vent through the water conservancy diversion face, and liquid and solid are discharged through leakage fluid dram and solid mouth of row respectively by rebound downstream entering collection intracavity to realize the gas-liquid solid elastic separation.

In the separation process, air enters the cylinder along with the gas-liquid-solid mixed medium, and enters the separation cavity after being subjected to back-flow and around-flow movement in the cylinder, and in the gas around-flow movement process, liquid-solid particles are generally distributed on the inner side wall of the top of the collection part under the dual actions of pressure increase in the separation cavity and blocking at the top of the collection part due to gas accumulation, so that the liquid-solid particles are prevented from being brought back to the main flow by backflow gas after being separated. Liquid solid particles on the inner side wall of the top of the collecting part finally flow into the bottom of the collecting cavity under the action of self gravity, and liquid solid fluid and particles at the bottom cannot flow back along with gas, so that the effect of preventing backflow is achieved, and the overall separation efficiency of the separator is improved. The utility model discloses an elastic separation device is the same separable liquid particulate matter except solid particle, and its separation function is irrelevant with the granule looks, only is relevant with particle property, diameter, density and velocity of motion, can solve the gas-liquid solid particulate matter separation problem of the complicated heterogeneous gas-liquid of gas-liquid solid multicomponent, and area is little, and the handling capacity is big, and separation efficiency is high, can collect immediately, and the cost is low, maintains simple and convenient.

Drawings

Fig. 1 is a perspective view of the elastic separating device of the present invention.

Fig. 2 is a perspective sectional view of the elastic separating apparatus of fig. 1.

Fig. 3 is a side sectional view of the elastic separation device of fig. 1.

Fig. 4 is a perspective view of a blunt body for guiding the flow of the elastic separation device of fig. 1.

Figure 5 is a perspective view of another embodiment of a bluff body.

Figure 6 is a perspective view of another embodiment of a bluff body.

Figure 7 is a perspective view of another embodiment of a bluff body.

Figure 8 is a perspective view of another embodiment of a bluff body.

Detailed Description

Before the embodiments are described in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangements of components set forth in the following description or illustrated in the drawings. The utility model discloses can be the embodiment that other modes realized. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of "including," "comprising," "having," and the like, herein is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present invention is not limited to the number of the element being one, and may include a plurality of the elements.

In the present specification and claims, the description is given when the elastic separating apparatus is placed vertically (in a normal use state), and therefore, a large number of terms of directions in the vertical direction and the horizontal direction are used herein and described with reference to the vertical placement state.

The utility model discloses an elasticity separator who designs out based on the combination of solid own elasticity and high velocity of flow field utilizes the elasticity of the solid that gets into elasticity separator to control fluid region does the separation.

As shown in fig. 1-3, the present application provides an elastic separation device 10 for separating gas, liquid and solid in a gas-liquid-solid mixed medium, the elastic separation device 10 includes a cylinder 12, a flow guiding blunt body 14 and a vibrator 16, the cylinder 12 is disposed in a vertical direction. The cylinder body 12 is provided with a mixed medium inlet 18, an exhaust port 20, a liquid outlet 22 and a solid outlet 24, wherein the mixed medium inlet 18 is used for inputting gas-liquid-solid mixed media into the cylinder body 12, and the gas-liquid-solid mixed media are gas-liquid-solid mixed media of petroleum; the exhaust port 20 is used for discharging the separated gas part; a liquid discharge port 22 for discharging the separated liquid portion; solids discharge port 24 is used to discharge the separated solids portion.

The cylinder 12 includes a collecting part 26 and a separating part 27 connected to a top end of the collecting part 26, both the collecting part 26 and the separating part 27 are cylindrical, the collecting part 26 collects and discharges separated liquid-solid fluid, and the separating operation of the gas-liquid-solid mixed medium is completed in the separating part 27. The collecting portion 26 and the separating portion 27 are formed integrally, for example. A collection chamber 26a is formed in the collection portion 26, a separation chamber 27a is formed in the separation portion 27, the collection chamber 26a and the separation chamber 27a communicate with each other, and the diameter of the separation chamber 27a is smaller than that of the collection chamber 26 a. In the present embodiment, the separating portion 27 is provided at the center of the tip of the collecting portion 26.

The mixed medium inlet 18 and the exhaust port 20 are provided in the separation section 27, and the liquid discharge port 22 and the solid discharge port 24 are provided in the collection section 26. More specifically, the exhaust port 20 is provided near the top end of the separation section 27, and the mixed medium inlet 18 is located below the exhaust port 20. A mixed medium input pipe 28 is arranged at the mixed medium inlet 18, and the mixed medium input pipe 28 is used for inputting the gas-liquid-solid mixed medium into the cylinder 12 through the mixed medium inlet 18. An exhaust pipe 30 is provided at the exhaust port 20, and the gas separated in the cylinder 12 is exhausted through the exhaust port 20 via the exhaust pipe 30. A liquid discharge pipe 32 is arranged at the liquid discharge port 22, the liquid separated in the barrel body 12 is discharged through the liquid discharge port 22 through the liquid discharge pipe 32, and a liquid phase valve 34 is arranged on the liquid discharge pipe 32 and used for controlling the outflow of the liquid. The solid discharging port 24 is provided with a solid discharging pipe 36, the solid separated in the cylinder 12 is discharged through the solid discharging port 24 through the solid discharging pipe 36, and the solid discharging pipe 36 is provided with a solid phase valve 38 for controlling the discharge of the solid.

The bottom of the collecting portion 26 is diametrically tapered in an axially downward direction to form a reduced portion 40, separated solids are deposited in the reduced portion 40, the solids discharge port 24 is provided at the bottom of the reduced portion 40, and the liquid discharge port 22 is provided at the upper edge of the reduced portion 40. In this embodiment, the elastic separation device 10 comprises a control system and a liquid level meter 42, wherein the liquid level meter 42 is installed on the bottom side wall of the collection portion 26, the liquid level meter 42 is placed along the vertical direction and comprises a first extension portion 42a and a second extension portion 42b extending along the horizontal direction, the second extension portion 42b is positioned above the first extension portion 42a, and the first extension portion 42a and the second extension portion 42b are communicated into the collection portion 26. In the illustrated embodiment, the first extending portion 42a is located at the same height as the liquid discharge port 22 in the collecting portion 26. The level gauge 42 is in signal communication with the control system for transmitting a level signal to the control system. The control system is in control communication with the liquid phase valve 34 and the solid phase valve 38 to control the opening and closing of the liquid phase valve 34 and the solid phase valve 38 to control the discharge of separated liquids and solids.

The guide bluff body 14 is obliquely disposed within the separation portion 27, the vibrator 16 is connected to the guide bluff body 14 to vibrate it, and the mixed medium inlet 18 and the exhaust port 20 are respectively disposed on the sidewalls of the separation portion 27 at both sides of the guide bluff body 14, for example, the mixed medium inlet 18 and the exhaust port 20 are located at both radial sides of the separation portion 27. The guide blunt body 14 has a striking surface 44 and a guide surface 46, the mixed medium inlet 18 faces the striking surface 44, so that the gas-liquid-solid mixed medium ejected from the mixed medium inlet 18 is struck on the striking surface 44 to be separated, the gas-liquid-solid mixed medium may contain larger solid particles, most of the separated liquid-solid fluid moves downwards due to the rebound of the guide blunt body 14 obliquely arranged by being struck, and a small part of the separated liquid-solid fluid flows along the wall surface of the guide blunt body 14 onto the inner wall of the separation part 27 and then flows into the collection cavity 26 a. The exhaust port 20 is disposed toward the flow guiding direction of the flow guiding surface 46, most of the separated gas is guided by the flow guiding surface 46 to the exhaust port 20 for being exhausted, and a small part of the separated gas is carried by the liquid-solid fluid into the collection cavity 26a for circulation and finally returns to the separation cavity 27a for being exhausted through the exhaust port 20.

In some embodiments, a bypass may be provided solely in the separation section 27, through which gas can pass without carrying particulate matter.

In this embodiment, as shown in fig. 4, the blunt flow guiding body 14 is a cylindrical structure with a cross section in a heart shape. The blunt flow guiding body 14 has an inner concave surface 44 extending in the circumferential direction and outer lateral surfaces 46 extending from both side edges of the inner concave surface 44 in the circumferential direction, the inner concave surface 44 is an inner concave arc-shaped curved surface, the outer lateral surfaces 46 are outer convex arc-shaped curved surfaces, and the inner concave surface 44 and the outer lateral surfaces 46 jointly form the whole lateral surface of the blunt flow guiding body 14. In the illustrated embodiment, the recessed area defined by the concave surface 44 extends along the length of the bluff body 14. The inner concave surface 44 forms a striking surface 44 of the blunt flow guiding body 14, and the outer lateral surface 46 forms a flow guiding surface 46 of the blunt flow guiding body 14.

The baffle bluff body 14 has opposite first and

second ends

14a, 14b, the first end 14a being located on a side adjacent to the mixing medium inlet 18 and the second end 14b being located on a side adjacent to the exhaust port 20. In the illustrated embodiment, the first end 14a is connected to the inner sidewall on the side of the mixed media inlet 18 above the mixed media inlet 18 and the second end 14b is connected to the inner sidewall on the side of the exhaust port 20 below the exhaust port 20 such that the hitting surface 44 is opposite the mixed media inlet 18 and the deflector surface 46 converges toward the exhaust port 20, i.e., the exhaust port 20 is opposite the center axis of the deflector surface 46. The end faces of the first end 14a and the second end 14b may be designed to fit the arcuate faces of the inner wall surface of the separation portion 27, which are fixedly connected against the inner wall surface of the separation portion 27 during installation. It should be noted that both ends of the guide blunt body 14 shown in fig. 4 are not treated with the inner wall surface of the fitting separation portion 27.

The top end of the separating part 27 is provided with an end cover 48, and the end cover 48 is detachably covered on the top end opening of the separating part 27. The high-speed jet of the gas-liquid-solid mixed medium from the mixed medium inlet 18 hits the guide blunt body 14 to form a large impact force, so that the fixation of the guide blunt body 14 is particularly important. In this embodiment, in order to further enhance the connection and fixation of the blunt flow guiding body 14, a connecting arm 15 is connected to the top surface of the blunt flow guiding body 14, and the other end of the connecting arm 15 is connected to the bottom center of the end cap 48.

The gas-liquid-solid mixed medium is ejected from the mixed medium inlet 18 at a high speed and is impacted on the impact surface 44, so that the gas-liquid-solid mixed medium is separated. In the process, a part of slurry and attachments may adhere to the outer wall surface of the blunt flow guiding body 14, and the vibrator 16 vibrates the blunt flow guiding body 14 at a high frequency to make the slurry and the attachments fall into the barrel 12, so as to clean the wall surface of the blunt flow guiding body 14. The separated gas is guided by the guiding surface 46 to the exhaust port 20, and another part of the separated gas enters the collection chamber 26a, and the gas retained in the cylinder 12 is finally extruded to the exhaust port 20 to be exhausted due to the pressure increase in the chamber caused by the gradual increase of the liquid-solid fluid in the cylinder 12.

The inclination angle of the flow guiding blunt body 14 is designed according to the input flow rate of the mixed medium inlet 18, and the flow guiding blunt body 14 is installed at a corresponding angle according to the flow rate design of the mixed medium inlet 18. The vibrator 16 may be directly connected to the baffle bluff body 14, for example, the vibrator 16 is disposed on the sidewall of the separation portion 27 at a position corresponding to the first end 14a or the second end 14b and connected into the baffle bluff body 14, so that the baffle bluff body 14 vibrates; the vibration may also be transmitted to the bluff body 14 through the connecting arm 15. In this embodiment, the vibrator 16 is vertically connected to the connecting arm 15 at the middle position of the end cover 48, and an eccentric motor is disposed in the vibrator 16, and can be used for vibrating slurry and attachments adhered to the wall surface of the blunt body 14, thereby improving the separation efficiency.

Because the blunt body 14 is a hit part and is easy to damage, in this embodiment, the blunt body 14 is detachably mounted in the cylinder 12, so as to facilitate detachment, maintenance and replacement. The vibrator 16 is also arranged to be detachably connected to the inside of the connecting arm 15 for easy maintenance.

It should be understood that, in the above embodiments, the shape structure of the guiding blunt body and the setting mode of the striking surface and the guiding surface thereof are only an embodiment of the present invention, in other embodiments, the guiding blunt body may also be designed into other shapes, and the striking surface and the guiding surface thereof may also be other design modes, as long as it satisfies the mixed medium inlet towards the striking surface, the guiding surface assembles towards the exhaust port and other conditions, and the present invention is not limited thereto.

In the embodiment shown in fig. 5, the guiding blunt body 14 is a cylindrical structure with a square cross section, a striking surface 44 for interacting with the sprayed mixing medium is formed on one side of the guiding blunt body 14 facing the mixing medium inlet 18, and a guiding surface 46 for guiding the gas to the exhaust port 20 is formed on the opposite side of the guiding blunt body 14 adjacent to the side where the striking surface 44 is formed. In some embodiments, the opposite sides may be provided as slopes inclined toward the exhaust port 20.

In the embodiment shown in fig. 6, the blunt flow guiding body 14 is a columnar structure with a drop-shaped cross section, and the blunt flow guiding body 14 has an inner concave surface forming a striking surface 44 for interacting with the injected mixing medium and an outer convex surface forming a flow guiding surface 46 for guiding the gas to the exhaust port 20.

In the embodiment shown in fig. 7, the blunt flow guiding body 14 is a cylindrical structure with a crescent-shaped cross section, and the blunt flow guiding body 14 has an inner concave surface forming a striking surface 44 for interacting with the injected mixed medium and an outer convex surface forming a flow guiding surface 46 for guiding the gas to the exhaust port 20.

In the embodiment shown in fig. 8, the guiding blunt body 14 is a cylinder with a V-shaped cross section, and the guiding blunt body 14 has a concave inner side, a convex outer side and two opposite sides connected between the inner side and the outer side, the inner side forms a striking surface 44 for interacting with the injected mixed medium, and the outer side and the two opposite sides together form a guiding surface 46 for guiding the gas to the exhaust port 20.

It should be noted that the flow guiding blunt bodies 14 shown in fig. 5 to 8 are each not treated with the inner wall surfaces of the fitting separation portions 27 at both ends.

In an oil exploitation production chain, the elastic separation device can be used as a front-end filtering device and can timely separate and collect gas, liquid and solid mixed media from a drilled well. Discharge redundant, harmful and unbalanced waste gas and effectively collect the slurry solution generated by well drilling. The automatic discharge system designed by the elastic separation device can ensure the normal and safe operation of the device. And can be applied to industries with similar working conditions, and cover the processing and manufacturing industry, the aerospace industry, the new energy development industry, the food industry and the like.

The elastic separation device may also be used in conjunction with fine filtration equipment, for example in conjunction with an inertial separator. The refined gas can be directly used or stored. Because the elastic separation device filters most large particles and slurry firstly, the problems that follow-up equipment is damaged by particle impact and parts are frequently replaced are solved, the service life of the inertial separator is greatly prolonged, the maintenance frequency of the follow-up equipment is reduced, and the guarantee is provided for the follow-up equipment. Through field test, the elastic separation device is used for solving the problem of blockage of the inertial separator, the overall filtering precision is increased, and the elastic separation device replaces devices such as a separator, a vibrating screen and the like in the existing oil exploitation industrial chain.

The concepts described herein may be embodied in other forms without departing from the spirit or characteristics thereof. The particular embodiments disclosed should be considered illustrative rather than limiting. The scope of the invention is, therefore, indicated by the appended claims rather than by the foregoing description. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. An elastic separation device for separating gas, liquid and solid in a gas-liquid-solid mixed medium, which comprises a cylinder body, wherein the cylinder body is provided with a mixed medium inlet for inputting the gas-liquid-solid mixed medium, an exhaust port for exhausting the separated gas, a liquid discharge port for discharging the separated liquid and a solid discharge port for discharging the separated solid, the elastic separation device is characterized in that the cylinder body comprises a collection part and a separation part connected with one end of the collection part, a collection cavity is formed in the collection part, a separation cavity is formed in the separation part, the separation cavity is communicated with the collection cavity, the diameter of the separation cavity is smaller than that of the collection cavity, the mixed medium inlet and the exhaust port are arranged in the separation part, the liquid discharge port and the solid discharge port are arranged in the collection part, and the elastic separation device comprises a flow guide blunt body, the flow guide bluff body is disposed within the separation portion.

2. The elastic separation device according to claim 1, wherein the elastic separation device is placed in a vertical direction, the mixed medium inlet and the exhaust port are respectively disposed on two opposite side walls of the separation portion, the flow guide blunt body is obliquely disposed in the separation portion, the flow guide blunt body has a hitting surface and a flow guide surface, the mixed medium inlet faces the hitting surface, so that the gas-liquid-solid mixed medium ejected through the mixed medium inlet collides with the hitting surface to perform elastic separation, the separated liquid-solid fluid is ejected into the collection chamber by the flow guide blunt body, and the exhaust port faces the flow guide surface, so that the separated gas is guided by the flow guide surface to the exhaust port.

3. The elastic separation device of claim 2, wherein the flow directing bluff body has opposite first and second ends, the first end being located adjacent the mixed media inlet side and the second end being located adjacent the exhaust port side.

4. The resilient separating means of claim 3, wherein said first end is attached to an inner sidewall on a side of said mixed media inlet and said first end is above said mixed media inlet, said second end is attached to an inner sidewall on a side of said exhaust port and said second end is below said exhaust port.

5. The elastic separation device of claim 1, wherein the baffle bluff body is connected to a connecting arm, and the connecting arm is connected to the bottom of an end cap covering the top end of the separation part.

6. The elastic separation device according to claim 2, wherein the flow-guiding blunt body has a cylindrical structure with a cross section in a heart shape, the side surface of the flow-guiding blunt body has an inner concave surface extending along the circumferential direction and outer side surfaces extending from both side edges of the inner concave surface along the circumferential direction, the inner concave surface forms the striking surface, and the outer side surfaces form the flow-guiding surface.

7. The elastic separation device according to claim 2, wherein the flow-guiding blunt body is a columnar structure with a square cross section, one side surface of the flow-guiding blunt body forms the striking surface, and the opposite side surfaces of the flow-guiding blunt body adjacent to the side surface forming the striking surface form the flow-guiding surfaces.

8. The elastic separation device according to claim 2, wherein the flow guiding blunt body has a columnar structure with a cross section in a drop shape or a crescent shape, the flow guiding blunt body has an inner arc surface which is concave and an outer arc surface which is convex, the inner arc surface is the striking surface, and the outer arc surface is the flow guiding surface.

9. The elastic separation device according to claim 2, wherein the flow-guiding blunt body has a cylindrical structure with a V-shaped cross section, and has a concave inner side, a convex outer side, and two opposite sides connected between the inner side and the outer side, wherein the inner side is the striking surface, and the outer side and the two opposite sides together form the flow-guiding surface.

10. The resilient separating means of claim 1 wherein said separating means is centrally located on the top end of said collecting means.